An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

The attic of a four-century-old canal house hides a clandestine church.

Not quite the menace it once was, this monster still has some chops.

This neighborhood thoroughfare is haunted by dozens of homemade monsters.

A 20-meter (65-foot) robot towers over Tokyo Bay.

One of Edinburgh's oldest pubs hides a 19th-century skittles alley in the back.

A modern-day Lascaux cave underneath Paris.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Statue of death tucked in the University of Medicine courtyard.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

A haunted hill that supposedly defied gravity.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

The intriguing personal collection of a professional demon-chaser.

Less a museum than a bizarre fantasy world created by artists and engineers.

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

An opal mining town in the middle of Australia where people live, worship, and shop underground.

An abandoned railroad tunnel is now filled with bioluminescent bugs.

A magical place that lets you play in and explore the world of Studio Ghibli.

This isolated Japanese mountain village untouched by time showcases unique and stunning traditional architecture.

Once a black market electronics marketplace, now an otaku shopper's paradise.